Home / 51,765.49-77,592.87-26,780.38

Finding the Fourth Proportional to 51,765.49, 77,592.87 and 26,780.38

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Solution

The fourth proportional to 51,765.49, 77,592.87 and 26,780.38 is: 40,141.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,765.49 : 77,592.87 = 26,780.38 : x
  2. Step 2: Convert to fraction form
    51,765.49/77,592.87 = 26,780.38/x
  3. Step 3: Cross multiply
    51,765.49x = 77,592.87 × 26,780.38
  4. Step 4: Simplify right side
    51,765.49x = 2,077,966,543.89
  5. Step 5: Solve for x
    x = 2,077,966,543.89/51,765.49
  6. Step 6: Final answer
    x = 40,141.93

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.